MESOSCALE DISCUSSION 0552
   NWS STORM PREDICTION CENTER NORMAN OK
   0331 PM CDT SUN APR 24 2011
   
   AREAS AFFECTED...NRN AR
   
   CONCERNING...TORNADO WATCH 192...
   
   VALID 242031Z - 242130Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 192 CONTINUES.
   
   COMPLEX AND INTERESTING MORNING LINEAR MCS TO DISCRETE SUPERCELL
   TRANSITION HAS YIELDED LONG-LIVED ROTATING THUNDERSTORMS ACROSS NRN
   AR.  IN FACT...DESPITE COLD POOLS BECOMING MORE DOMINANT WITH
   ORIGINAL SUPERCELLS...DOWNSTREAM CLOUD STREETS WERE ERUPTING INTO
   CELLS THAT ARE QUICKLY SHOWING SIGNS OF MID-LEVEL ROTATION. 
   INSPECTION OF RUC PROXIMITY SOUNDINGS SUGGEST AT LEAST 150 M2/S2
   0-1KM SHEAR AND A TORNADO THREAT WILL CONTINUE ACROSS NERN AR INTO
   LATE THIS AFTERNOON.  OTHERWISE...DAMAGING WINDS AND LARGE HAIL CAN
   ALSO BE EXPECTED.
   
   ..RACY.. 04/24/2011
   
   
   ATTN...WFO...MEG...LZK...TSA...
   
   LAT...LON   36099351 36439060 36309046 35709049 35449169 35399356
               36099351